Home / 10,220.82-14,104.09-5,744.51

Finding the Fourth Proportional to 10,220.82, 14,104.09 and 5,744.51

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Solution

The fourth proportional to 10,220.82, 14,104.09 and 5,744.51 is: 7,927.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,220.82 : 14,104.09 = 5,744.51 : x
  2. Step 2: Convert to fraction form
    10,220.82/14,104.09 = 5,744.51/x
  3. Step 3: Cross multiply
    10,220.82x = 14,104.09 × 5,744.51
  4. Step 4: Simplify right side
    10,220.82x = 81,021,057.32
  5. Step 5: Solve for x
    x = 81,021,057.32/10,220.82
  6. Step 6: Final answer
    x = 7,927.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.